Home / 734,247,297.22-1,101,047,750.70-389,120,063.98

Finding the Fourth Proportional to 734,247,297.22, 1,101,047,750.70 and 389,120,063.98

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Solution

The fourth proportional to 734,247,297.22, 1,101,047,750.70 and 389,120,063.98 is: 583,508,816.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,247,297.22 : 1,101,047,750.70 = 389,120,063.98 : x
  2. Step 2: Convert to fraction form
    734,247,297.22/1,101,047,750.70 = 389,120,063.98/x
  3. Step 3: Cross multiply
    734,247,297.22x = 1,101,047,750.70 × 389,120,063.98
  4. Step 4: Simplify right side
    734,247,297.22x = 428,439,771,197,419,136
  5. Step 5: Solve for x
    x = 428,439,771,197,419,136/734,247,297.22
  6. Step 6: Final answer
    x = 583,508,816.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.